Home / 118,860.48-178,316.64-35,748

Finding the Fourth Proportional to 118,860.48, 178,316.64 and 35,748

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Solution

The fourth proportional to 118,860.48, 178,316.64 and 35,748 is: 53,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,860.48 : 178,316.64 = 35,748 : x
  2. Step 2: Convert to fraction form
    118,860.48/178,316.64 = 35,748/x
  3. Step 3: Cross multiply
    118,860.48x = 178,316.64 × 35,748
  4. Step 4: Simplify right side
    118,860.48x = 6,374,463,246.72
  5. Step 5: Solve for x
    x = 6,374,463,246.72/118,860.48
  6. Step 6: Final answer
    x = 53,629.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.